2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/224295In the Comment we scrutinized the quartet basis for the Delta resonances, and the high-momentum truncation scheme, suggested by Bicudo et al. Not all the results and claims has been properly justified by the authors.Devoted to the memory of my late mother, N. N. Inopina, 6 pages, 3 figuresHigh Energy Physics - PhenomenologyComment on paper arXiv:0902.3613 by P. Bicudo et altext